private void returnHandleToCenter() {
if (autoReturnToCenter) {
final int numberOfFrames = 5;
final double intervalsX = (0 - (this.xPosition - this.centerX)) / numberOfFrames;
final double intervalsY = (0 - (this.yPosition - this.centerY)) / numberOfFrames;
for (int i = 0; i < numberOfFrames; i++) {
final int j = i;
postDelayed(
new Runnable() {
public void run() {
xPosition += intervalsX;
yPosition += intervalsY;
reportOnMoved();
invalidate();
if (onJoystickMoveListener != null && j == numberOfFrames - 1) {
onJoystickMoveListener.OnReturnedToCenter();
}
}
},
i * 40);
}
if (onJoystickMoveListener != null) {
onJoystickMoveListener.OnReleased();
}
}
}
